Premier Wen Jiabao has many important ______ of state to deal with.

I can’t put up with the _____atmosphere here.

The new technology has opened up a very wide _______ of possibilities.

——Do you think I should wear a hat to the party?——It all depends on your own__________.

— Why does he never pick up the waste paper on the ground?— Maybe because he thinks it’s beneath his         to do so．